From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [PATCH] drm/i915: Perform a chipset flush for GGTT writes Date: Thu, 03 May 2018 10:42:37 +0100 Message-ID: <152534055710.13018.9231703384001689925@mail.alporthouse.com> References: <20180503093659.23668-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3D8826E02B for ; Thu, 3 May 2018 09:42:42 +0000 (UTC) Received: from localhost (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP (TLS) id 11580860-1500050 for ; Thu, 03 May 2018 10:42:40 +0100 In-Reply-To: <20180503093659.23668-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org UXVvdGluZyBDaHJpcyBXaWxzb24gKDIwMTgtMDUtMDMgMTA6MzY6NTkpCj4gSW52ZXN0aWdhdGlu ZyB0aGUgY29oZXJlbmN5IGlzc3VlIG9uIGdkZyAoeWUgb2xkZSBnZW4yKSwgaW4gcGFydGljdWxh cgo+IHRoZSBmYWlsdXJlIGluIGdlbV9zZXRfdGlsaW5nX3ZzX3B3cml0ZSwgaXQgYXBwZWFycyB0 aGF0IGdlbV93cml0ZSgpCj4gZm9sbG93ZWQgYnkgZ2VtX3JlYWQoKSBmYWlscy4gVGhhdCBpcyBh IHdyaXRlIHRocm91Z2ggdGhlIEdUVCB3cml0ZQo+IGRvbWFpbiwgZm9sbG93ZWQgYnkgYSByZWFk IHRocm91Z2ggdGhlIENQVSBkb21haW4uIFNpbmNlIHdlIGhhdmUKPiBkaXNhYmxlZCBjbGZsdXNo IG9uIHRoZSBtYWNoaW5lLCB3ZSBrbm93IGl0IGlzIG1vdmluZyB0aGUgd2hvbGUgb2JqZWN0Cj4g YmV0d2VlbiBkb21haW5zIGFuZCBpc3N1aW5nIHdiaW52ZC4gU3RpbGwgdGhpcyBkb2VzIG5vdCBh cHBlYXIgdG8gYmUKPiBlbm91Z2gsIHNvIGxldCdzIHJlc29ydCB0byBhIGNoaXBzZXQtZmx1c2gg d2hpY2ggaW5jbHVkZXMgcG9raW5nIGFyb3VuZAo+IGluIG1hZ2ljIHJlZ2lzdGVycy4KPiAKPiBT aWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiAt LS0KPiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyB8IDIgKy0KPiAgMSBmaWxlIGNo YW5nZWQsIDEgaW5zZXJ0aW9uKCspLCAxIGRlbGV0aW9uKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2dlbS5jCj4gaW5kZXggNDg0MzU0ZjI1Zjk4Li5lOTdhYWNjMzM1ZjIgMTAwNjQ0Cj4gLS0tIGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2k5MTVfZ2VtLmMKPiBAQCAtNzkzLDcgKzc5Myw3IEBAIHZvaWQgaTkxNV9nZW1fZmx1c2hf Z2d0dF93cml0ZXMoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICAgICAgICAg ICogdGhhdCB3YXMhKS4KPiAgICAgICAgICAqLwo+ICAKPiAtICAgICAgIHdtYigpOwo+ICsgICAg ICAgaTkxNV9nZW1fY2hpcHNldF9mbHVzaChkZXZfcHJpdik7Cj4gIAo+ICAgICAgICAgaW50ZWxf cnVudGltZV9wbV9nZXQoZGV2X3ByaXYpOwo+ICAgICAgICAgc3Bpbl9sb2NrX2lycSgmZGV2X3By aXYtPnVuY29yZS5sb2NrKTsKCkkgc2hvdWxkIG1lbnRpb24gdGhhdCB3ZSBzaG91bGQgZG8gYSBi ZXR0ZXIgam9iIG9mIHRyYWNraW5nIHdoZW4gd2UgbmVlZApzdWNoIGEgZ2xvYmFsIGhhbW1lciAt LSB3ZSBhbG1vc3QgaGF2ZSB0aGUgaW5mcmFzdHJ1Y3R1cmUgaW4gcGxhY2UgYXMgd2UKZG8gdHJh Y2sgR0dUVCB3cml0ZXMgb24gYSB2bWEsIHdlIGp1c3QgZG9uJ3Qga2VlcCB0aGVtIGluIGEgZ2xv YmFsIGxpc3QuCi1DaHJpcwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK